Implement simplified property bag dsl:

move it to the separate jar,
use property bag chaining

libraries/scripting/misc/build.gradle.kts

@@ -0,0 +1,28 @@
+import org.jetbrains.kotlin.gradle.dsl.Coroutines
+
+plugins {
+    kotlin("jvm")
+}
+
+jvmTarget = "1.6"
+
+dependencies {
+    compile(project(":kotlin-script-runtime"))
+    compile(projectDist(":kotlin-stdlib"))
+    compile(project(":kotlin-scripting-common"))
+}
+
+sourceSets {
+    "main" { projectDefault() }
+    "test" {}
+}
+
+kotlin.experimental.coroutines = Coroutines.ENABLE
+
+dist()
+
+ideaPlugin()
+
+standardPublicJars()
+
+publish()

libraries/scripting/misc/src/kotlin/script/experimental/misc/propertiesDsl.kt

@@ -0,0 +1,30 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+package kotlin.script.experimental.misc
+
+import kotlin.reflect.KClass
+import kotlin.script.experimental.api.TypedKey
+
+
+inline operator fun <reified T> TypedKey<T>.invoke(v: T): Pair<TypedKey<T>, T> = this to v
+
+inline operator fun <reified K> TypedKey<KClass<*>>.invoke(): Pair<TypedKey<KClass<*>>, KClass<*>> = this to K::class
+
+inline operator fun <reified E> TypedKey<List<E>>.invoke(vararg vs: E): Pair<TypedKey<List<E>>, List<E>> = this to vs.toList()
+
+@JvmName("invokeIterable")
+inline operator fun <reified E> TypedKey<Iterable<E>>.invoke(vararg vs: E): Pair<TypedKey<Iterable<E>>, Iterable<E>> = this to vs.toList()
+
+// TODO: make tests from examples below
+/*
+val x = with(kotlin.script.experimental.api.ScriptingEnvironmentProperties) {
+    baseClass<String>()
+}
+
+val y = with(kotlin.script.experimental.api.ScriptCompileConfigurationParams) {
+    importedPackages("a1", "a2")
+}
+*/